preprocessor = ColumnTransformer([
        ('num_scale', StandardScaler(), numerical_features)],
        remainder='passthrough'
)


cbc_pipeline = Pipeline([
        ('preprocessor', preprocessor),
        ('classifier', CatBoostClassifier(random_state=STATE, cat_features=categorical_features, auto_class_weights='balanced', verbose=False))
])


searcher = GridSearchCV(cbc_pipeline,
                        param_grid={},
                        scoring='f1',
                        cv=2,
                        n_jobs=-1,
                        verbose=10)

cv_model = searcher.fit(X_train, y_train)


# конец текста ошибки

File "/usr/local/lib/python3.10/dist-packages/catboost/core.py", line 277, in _get_features_indices
    raise CatBoostError("features parameter contains string value '{}' but feature names "
_catboost.CatBoostError: features parameter contains string value 'language' but feature names for a dataset are not specified